F64 – Gender identity disorders
ICD-10-CM 2027 diagnosis code · Disorders of adult personality and behavior
ICD-10-CM code
F64
- Code
F64(claims format:F64)- Description
- Gender identity disorders
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
- Block
- F60-F69 Disorders of adult personality and behavior
Billable codes under F64
F64 is a header code and cannot be used on claims. Choose the most specific code:
- F64.0 – TranssexualismBillable
- F64.1 – Dual role transvestismBillable
- F64.2 – Gender identity disorder of childhoodBillable
- F64.8 – Other gender identity disordersBillable
- F64.9 – Gender identity disorder, unspecifiedBillable
- F64.A – Gender identity disorder, in remissionBillable · New in 2027
Frequently asked questions
What is ICD-10 code F64?
F64 is the ICD-10-CM code for gender identity disorders, in the block F60-F69 (Disorders of adult personality and behavior).
Is F64 a billable code?
No. F64 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.